# -*- coding: UTF-8 -*- #

import sys
import io

list1 = ['2', '3', 'root', 'apple', 'apple']
list2 = [1, 3, 5, 0, 10]
dict={'a': 1, 'b': 2, 'b': '3'}
dict1 = dict
print(dict1)
# list2[2] = '更新'
# list2.append('追加')
# list1.remove('中国')
# list2.extend(list1)
# list1.index('apple')
# print(list1.index('apple'))
# list1.sort(key=0, reverse=True)

# print(list1[0])
# print(list1[1])
# print(list1[:])
# print(list1[2:])
# print(list1[:3])
# print(list1[2:3])
